Car-door.



G. A. CARLSQN CAR DOOR.

upuomxon rILnn oor-4. 1mm.

956,758. Patented Muy 3, 1910 2 SHEETS-SHEET I.

G. A. CARLSON.

OAR DOOR.

Arrmonlon rum) 001.4, non.

956,758. Patented may 3,1910.

2 IHEBTB--SHEET 2.

alumnado@ fu .S7/@ fargan the provision ol' n enr door in wliieh the ylli UNITED STATES PAlrENT oFFICE.

GUBTIE A. CARLSON. 0F BUDA, NEBRASKA.

css-noon.'

To lll tlf/oom t may cummt.

lle it known iliut I, (imma A. Ciminna'. n eitizen of the United States. residing :it liudai. in tlieenuiity of llulfalo. Stuttof: .\`ihrii.-k:t. hure invented certain new nud iN-l'iil linproveincnts in Cnr-Doors; und l do hereby dechire the following to lic ii lull. eli-air. nud i-xaiet deu-ription of thil inw-nlion. .nii-Ii :is will einihle others skilled in thel nrt to u'hieh' it iippcl'tuins to nnike :ind l uw the suine.

'l'lninvention relntns to our doors n-iid': nioripurtieulnrly to the ein of groin cui' i IIHII'F'.

The |irilintr.\' olijeet of Ilic invention is .wi-lions thereof iiniy lie iurtiully opent-di to pei'ioii the diselnujge o tlii rrniii from i the wir to einilile the leiuly nlnl`ipiit'k uiilending ol' th'e. sanne.

Another ohjeet ol' lhe invention i.` the pi'ov.-ioii of ii ein' door iii wliieh the door i .-ttion- :ire relic-red from excessive iiesin'i= due lo the weight of the gl'ulll or llic like i londi-d in the wir :ind when being disrlnirged tlu -t-fioiii.

further olijii't ol' the invention is the f 'provi-ion ol' xi enr door of this eliniiietei which i iniple in eonstruetioii. l||orou; 'lil reliiilile. und i-ll'ei-iinil in its funi-tion.

lii the dr;i\. Log". Figure l is n l'iaigini-in I:ii' side elevation ol :i enr willi the doni.` nuinnleil lln-ie-n i'n :ivvorilzin-'e with the in- 't'i-ii'lioii. Fig.' f i'.- ai t't-rtiexil longitudinali weliuiull View loolt'liig lou'ulil tln ilinet l'ilie lnl' the .sides ol' the enr. Fig. 2' is n tl'ziiis- \i-|-e. .welioinil vien' on the line Il i if l"lg!. L?. .diluting in dotted ling'` the liilulih- .vrtion.` swung upwurdly xigiiimi the top ol' thc wir. Fig.' I is :i seetionnl t'iew on the line ll- -l ol' Fig. l.

Similiir reference eh'iii'nctcrs indiente eor i n -sp'onding piu'ts throughout thc severul views in thc druwin Referring to thc rawingii 5 designates a i portion of the verteiil side wall to the liodv of u cnr iidjii'cent the door openin v lutter is formed by the usual door fr ximo 6,

lpecllestton of Letters Intent;

Appltestton teil October 4.

lsections 2i, to e which i Patented Muy 3, 1010. isos. semi no. nos.

- their meeting edges overlapped y a weather strip or hoiird ll. the sume being .secured in u suitiiblc nntnnei' to one of the upper and lower sections. Mounted in the lower section il in alinemnnt with euch other are eye members l2. the suine projecting outwardly from the sections und one of which hns connectcd thereto n chain lil. enrrving u hook 14, whit-.li detuchsblv engages the other eye member l2 so as to i: :iintnin the lower scction pnrtiiilly opened when discharging 'ruin or like nuiteriul from the csr after utving het-n louded therewith.

At o positc sides of thc door opening und .weint-i to the door friune nciir its np )er cud on the inner fiice thereof nrc. vertical guide rods l5. the lutter being bent near their upper ends to forni beni-in r o sets or noses 16, nud slidubly engin ring t iene rods l5, are retaining loops 17. t ic same lixod to up core ners of a disphicesbls boarded ion 18, which hitter is permitted for vertical sliding movement ou the rods l5, and when it il not in use the suine will be mined ldjlnt :he 'oot of the clur und held in this s y t ie retaining oops l? cngngn e rin,,`r oll'sets or noses 1li, Ind l pigotll hook member 1D, engaging s striip handle 20, xed to the said section, this hook vmember being pivoteil io one ot' the cross beams supporting the roof of the csr.

doom :we oyc members 21, one of which csriie.-i u hook 22, adapted to engage tha other eye member and these e e members tra adapted to project inws y from the door in suitable 28, in tlm siidubla section 18. so tho ook member will lock this slidlblo section 18, iiguinst siding movement und also the lower sections t) in c ossdl position. l

livoted to the u sections 8 of thoI swinging doors on he outside thenof are hook members 24 which latter stud terminals 25, of the eye 'members 3l, to lock the upper and lower sections 8 and tt of the swinging door: ttcthcr. Thess oye mem 'bem 21 ars rigidly told on the lower Mounted in the 'lower sections 9, of the 9, by 'am nuts 26 so as to prevent the same from becaninloose.'

Pivoted to t e bottom of the door frame is a aw' locking member 2f?, which is `adapted to be swung acro the path of movement of the lower sections 9, toengaqe a st pin 28, and when in this position wi l maidxtain the doors closed.

What is claimed is 1. The combination with a door frame, of hied u per and lower door sections carri by frame, members mounted transversely in the lower door section and having eye terminals protrudi from the inner faces of the latter, and stud terminals rotruding from the outer faces of said ower door sectionsJ .ing openings receiving the eye terminals,and means en 'ng the eye terminals to lock said mova le section to the said lower door section, and means on the u per door section ble with the stud 'nals to lock the sai d upper and lower door sections toer. .2. The combination with a door frame, of hinged upper and lower door sections csra movable section hav-` esente ried by the frame, members mounted transversely in the lower door section andv havnect to one e e terminal and adapted to be int e other eye terminal locking e said movable section to the lower door section and also securing the latter door sections her, and hooks pivotally connected to t e upper door section and enguigcable with the stud terminals to lock the said upfer and lower door sections together.

n testimony whereof, I atlix my signature, in presence of two witnesses.

GUSTIE A. CARLSON.

wimm: l l

B. F. Haxunx, B. D. Gannon. 

